Answer :
6(x+[x+2]+[x+4])=-18
6x+6x+12+6x+24=-18
18x+36=-18
18x=-54
x=-3
1st integer is -3
2nd is -1
3rd is 1
6(-3+(-1)+1)=-18
6(-3)=-18
-18 = -18
6x+6x+12+6x+24=-18
18x+36=-18
18x=-54
x=-3
1st integer is -3
2nd is -1
3rd is 1
6(-3+(-1)+1)=-18
6(-3)=-18
-18 = -18